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NCT Number: NCT06974552

The Effect of Different Support Surface Applications

This study was designed as a randomized controlled experimental study to compare the effects of two support surfaces-gel pads (used in routine practice) and microbead-filled pads-placed under the shoulders in the steep Trendelenburg position during robotic surgery, on the development of pressure injuries and pain.

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Key information

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Acibadem University

Istanbul, Ataşehir, 34750, Turkey (Türkiye)

Location status: Recruiting

Location contact

MEHTAP ADIGÜZEL AKBABA, MSc. RN. PhD Student

PRINCIPAL_INVESTIGATOR

Mehtap Adıgüzel Akbaba, MSc. RN. PhD student

CONTACT

[email protected]

+905548861601

Ukke Karabacak, Prof

CONTACT

[email protected]

0902165004160

Ukke Karabacak, Prof

PRINCIPAL_INVESTIGATOR

About this study

Safe and procedure-specific patient positioning is a critical component of successful surgical outcomes. In robotic surgeries, particularly those involving the lower pelvic region, the steep Trendelenburg position is frequently used to optimize surgical exposure. However, as the angle of the Trendelenburg position increases and the patient remains in this posture for a prolonged period, the risk of adverse events such as nerve injuries, pressure injuries, and deep tissue ischemia also increases.

Unlike traditional surgeries where repositioning the patient may be possible during the procedure, robotic surgeries do not allow for intraoperative repositioning due to the fixed docking of robotic arms. Consequently, safe and effective positioning strategies are essential to prevent patient movement and minimize the risk of skin and soft tissue damage.

The current systems used for managing patients in the steep Trendelenburg position are suboptimal. There is limited evidence in the literature regarding the incidence and prevention of pressure injuries associated with this specific position during robotic surgery. Prolonged immobility in this posture increases friction and pressure at contact surfaces, which can lead to pressure-related injuries.

The use of appropriate support surfaces is therefore vital to reduce the risk of such injuries. This study aims to address this gap by evaluating and comparing different support surfaces placed under the shoulders during robotic surgery in the steep Trendelenburg position, with a focus on their effects on pressure injury development and postoperative pain.

Hypotheses of the study H1: The use of microbead-filled support surfaces under the shoulders is superior to gel support surfaces in preventing pressure injuries and pain.

H2: The use of gel support surfaces under the shoulders is superior to microbead-filled support surfaces in preventing pressure injuries and pain.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Patients scheduled to undergo robotic surgery in the lower pelvic region in the steep Trendelenburg position
  • Patients aged 18 years and older

Exclusion criteria

  • Patients with existing pressure injuries
  • Patients with communication barriers
  • Patients with skin anomalies that interfere with skin assessment
  • Patients requiring conversion to open surgery during the procedure
  • Patients whose position is changed during surgery

Treatment and study plan

microbead-filled support surfaces

Procedure

Patients will undergo a preoperative pressure injury risk assessment. After the induction of general anesthesia, a multilayer silicone wound dressing will be applied to the shoulder area. The shoulder will then be supported using microbead-filled support surfaces. This support surface will remain in place throughout the duration of the surgery.

Jel support surfaces

Procedure

Patients will undergo a preoperative pressure injury risk assessment. After the induction of general anesthesia, a multilayer silicone wound dressing will be applied to the shoulder area. The shoulder will then be supported using jel support surfaces. This support surface will remain in place throughout the duration of the surgery.

Primary outcomes

  1. Change in the pressure injury condition

    Time frame: At the time of admission to the operating room, immediately after surgery, one hour after surgery, 12 hour after surgery, 24 hour after surgery. The change in this time intervals will be assessed.

    The presence or absence of pressure injuries in patients will be assessed. If a pressure injury is present, it will be staged accordingly. Pressure injury assessment will be conducted in accordance with the guidelines of the European Pressure Ulcer Advisory Panel (EPUAP) and the National Pressure Ulcer Advisory Panel (NPUAP)

  2. Change in the pain level

    Time frame: Pain will be assessed every 15 minutes during the first two hours after surgery, and then every 30 minutes for the following one hour.The change in this time intervals will be assessed.

    The patient's pain will be assessed using the Visual Analog Scale (VAS). VAS is a simple and widely used tool for measuring subjective experiences such as pain. It typically consists of a 10 cm horizontal line, with the left end representing 'no pain' (0) and the right end representing 'worst imaginable pain' (10). The participant is asked to mark the point on the line that best reflects the intensity of their pain.

Study contacts

Contact information is provided by the study sponsor or research team.

Mehtap Adıgüzel Akbaba, MSc. RN. PhD student

CONTACT

[email protected]

+905548861601

Ukke Karabacak, Prof

CONTACT

[email protected]

0902165004160

Sponsors and collaborators

Lead sponsor

Acibadem University

Other

Registry information

Official study title

The Effect of Different Support Surface Applications on Pressure Injury and Pain in Patients Undergoing Robotic Surgery

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
May 16, 2025
Registry last updated
May 16, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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